The saurians are represented on land by several species of lizard, some of them conspicuous for their brilliant colouring, and by the large "iguana," whose flesh is considered a great delicacy.
Of Reptilia Chile is singularly free, there being recorded only eleven species - five saurians, four ophidians, one frog and one toad - but a more thorough survey of the uninhabited territories of the south may increase this list.
He succeeded Haiiy as professor of mineralogy in the Museum of Natural History; but he did not confine himself to mineralogy, for it is to him that we owe the division of Reptiles into the four orders of Saurians, Batrachians, Chelonians and Ophidians.
Their fossils include belemnites, ammonites, scaphites and marine saurians, such as Cimoliosaurus.
Fossil remains of saurians of gigantic size have been found; one thigh bone measures 6 ft.